Shroud for portable gas cylinder



FIG. 1 is a perspective view of the shroud for portable gas cylinder showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a side view thereof; and,

FIG. 4 is a top view thereof.

The broken line showing of the gas cylinder is included for the purpose of illustrating and forms no part of the claimed design. 

The ornamental design for a shroud for portable gas cylinder, as shown and described. 